Results 11 to 20 of about 1,908,302 (296)

Excitation Schemes of Plasmonic Angular Ring Resonator-Based Band-Pass Filters Using a MIM Waveguide

open access: yesPhotonics, 2019
This article describes the analysis and design of the excitation schemes of the plasmonic angular ring resonator-based band-pass filters using a metal-insulator-metal (MIM) waveguide.
Vishwanath Mittapalli, Habibulla Khan
doaj   +2 more sources

Continuously Tunable and Bandwidth Variable Optical Notch/Band-Pass Filters Over 500 nm Spectral Range Using Cholesteric Liquid Crystals

open access: yesIEEE Photonics Journal, 2019
We report continuously tunable and bandwidth variable optical notch and band-pass filters created by combining four left- and right-handed circular cholesteric liquid crystal cells without extra optical components. Filter performance was greatly improved
Mi-Yun Jeong, Keumcheol Kwak
doaj   +2 more sources

Non-conventional graphene superlattices as electron band-pass filters. [PDF]

open access: yesSci Rep, 2019
Electron transmission through different non-conventional (non-uniform barrier height) gated and gapped graphene superlattices (GSLs) is studied. Linear, Gaussian, Lorentzian and Pöschl-Teller superlattice potential profiles have been assessed.
Sánchez-Arellano A   +2 more
europepmc   +3 more sources

Terahertz Band-Pass Filters for Wideband Superconducting On-Chip Filter-Bank Spectrometers [PDF]

open access: yesIEEE Transactions on Terahertz Science and Technology, 2021
A superconducting microstrip half-wavelength resonator is proposed as a suitable band-pass filter for broadband moderate spectral resolution spectroscopy for terahertz (THz) astronomy.
A. Pascual Laguna   +6 more
semanticscholar   +1 more source

A Hybrid Circuit for Spoof Surface Plasmons and Spatial Waveguide Modes to Reach Controllable Band-Pass Filters. [PDF]

open access: yesSci Rep, 2015
We propose a hybrid circuit for spoof surface plasmon polaritons (SPPs) and spatial waveguide modes to develop new microwave devices. The hybrid circuit includes a spoof SPP waveguide made of two anti-symmetric corrugated metallic strips and a ...
Zhang Q, Zhang HC, Wu H, Cui TJ.
europepmc   +2 more sources

Band-pass and Band-stop Plasmonic Filters Based on Wilkinson Power Divider Structure

open access: yesPlasmonics, 2023
In this paper, plasmonic band-pass and band-stop filters employing ring resonators within the framework of the Wilkinson power divider structure are presented.
Nastaran Korani   +2 more
semanticscholar   +1 more source

Reverse design of pixel-type terahertz band-pass filters.

open access: yesOptics Express, 2021
Reverse design is a frontier direction in the optical research field. In this work, reverse design is applied to the design of terahertz devices. We have employed direct binary search (DBS) and binary particle swarm optimization (BPSO) algorithms to ...
Xuewei Ju   +7 more
semanticscholar   +1 more source

Efficient design of compact H-plane rectangular waveguide band-pass filters with integrated coaxial excitation

open access: yes, 2021
In this work, an efficient procedure for the design of compact H-plane rectangular waveguide band-pass filters including an integrated coaxial excitation is presented. In contrast to classical H-plane filters, where additional input/output boxed cavities
Á. A. San-Blas   +3 more
semanticscholar   +1 more source

Analytical Synthesis of High-Pass, Band-Pass and Low-Pass Biquadratic Filters and its Quadrature Oscillator Application Using Current-Feedback Operational Amplifiers

open access: yesIEEE Access, 2021
In this paper, a method of realizing voltage-mode (VM) non-inverting high-pass filter (HPF), band-pass filter (BPF), low-pass filter (LPF), and inverting low-pass filter (ILPF) transfer functions structure with two grounded capacitors and four resistors ...
San-Fu Wang   +3 more
semanticscholar   +1 more source

Further Generalization and Approximation of Fractional-Order Filters and Their Inverse Functions of the Second-Order Limiting Form

open access: yesFractal and Fractional, 2022
This paper proposes a further generalization of the fractional-order filters whose limiting form is that of the second-order filter. This new filter class can also be regarded as a superset of the recently reported power-law filters.
Shibendu Mahata   +2 more
doaj   +1 more source

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